SOURCE: Social Security Administration, Master Beneficiary Record (OASDI ZIP file), 100 percent data.NOTE: To avoid disclosure of the reason for Social Security eligibility and amounts of benefits received, a controlled rounding procedure was used for field office and ZIP Code data. Data are not shown for ZIP Codes with fewer than 15 beneficiaries.a. Includes special age­72 beneficiaries.b. Includes nondisabled widow(er)s, disabled widow(er)s, widowed mothers and fathers, and parents.c. Includes beneficiaries in foreign countries.CONTACT: Diane Wallace (410) 965­0165.

File available from:U.S. Social Security Administration, Office of PolicyOASDI Beneficiaries by State and ZIP Code, 2006http://www.socialsecurity.gov/policy/docs/statcomps/oasdi_zip/2006/